<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div{
            width:200px;
            height: 300px;
            background: blue;
            border-radius: 50%;
        }
    </style>
    <link rel="stylesheet" href="mmmm.css">
</head>
<body>
<img src="img/0.jpg" alt="">
<div></div>
</body>
</html>